Home / 28,969,793.40-43,454,690.10-14,587,303.80

Finding the Fourth Proportional to 28,969,793.40, 43,454,690.10 and 14,587,303.80

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Solution

The fourth proportional to 28,969,793.40, 43,454,690.10 and 14,587,303.80 is: 21,880,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,969,793.40 : 43,454,690.10 = 14,587,303.80 : x
  2. Step 2: Convert to fraction form
    28,969,793.40/43,454,690.10 = 14,587,303.80/x
  3. Step 3: Cross multiply
    28,969,793.40x = 43,454,690.10 × 14,587,303.80
  4. Step 4: Simplify right side
    28,969,793.40x = 633,886,766,023,552.38
  5. Step 5: Solve for x
    x = 633,886,766,023,552.38/28,969,793.40
  6. Step 6: Final answer
    x = 21,880,955.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.